XADMaster/CSStreamHandle.h
2018-03-21 14:24:50 +02:00

66 lines
2.1 KiB
Objective-C

/*
* CSStreamHandle.h
*
* Copyright (c) 2017-present, MacPaw Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#import "CSHandle.h"
#import "CSInputBuffer.h"
#define CSStreamHandle XADStreamHandle
@interface CSStreamHandle:CSHandle
{
off_t streampos,streamlength;
BOOL needsreset,endofstream;
int nextstreambyte;
@public
CSInputBuffer *input;
}
// Initializers
//-(id)initWithName:(NSString *)descname;
//-(id)initWithName:(NSString *)descname length:(off_t)length;
-(id)initWithParentHandle:(CSHandle *)handle;
-(id)initWithParentHandle:(CSHandle *)handle length:(off_t)length;
-(id)initWithInputBufferForHandle:(CSHandle *)handle;
-(id)initWithInputBufferForHandle:(CSHandle *)handle length:(off_t)length;
-(id)initWithInputBufferForHandle:(CSHandle *)handle bufferSize:(int)buffersize;
-(id)initWithInputBufferForHandle:(CSHandle *)handle length:(off_t)length bufferSize:(int)buffersize;
-(id)initAsCopyOf:(CSStreamHandle *)other;
-(void)dealloc;
// Implemented by this class
-(off_t)fileSize;
-(off_t)offsetInFile;
-(BOOL)atEndOfFile;
-(void)seekToFileOffset:(off_t)offs;
-(void)seekToEndOfFile;
-(int)readAtMost:(int)num toBuffer:(void *)buffer;
// Implemented by subclasses
-(void)resetStream;
-(int)streamAtMost:(int)num toBuffer:(void *)buffer;
// Called by subclasses
-(void)endStream;
-(BOOL)_prepareStreamSeekTo:(off_t)offs;
-(void)setStreamLength:(off_t)length;
-(void)setInputBuffer:(CSInputBuffer *)inputbuffer;
@end